نتایج جستجو برای: gastroesphageal junction
تعداد نتایج: 51164 فیلتر نتایج به سال:
Gastroesophageal variceal hemorrhage is a lethal complication of portal hypertension. Liver cirrhosis is often the principal cause of the portal hypertensive state. Malignant tumors coexist with portal hypertension in some cases. Non-small-cell lung cancer (NSCLC) is likely to become metastatic. Liver is a frequent site of cancer metastasis, but diffuse hepatic sinusoidal metastasis is uncommon...
In this paper, we report a new structure for bipolar junction transistors based on concept of surface inversion. This structure is made up of only one PN junction and a metal with appropriate work function connected to the p region which results in an inversion of electrons in the semiconductor near the metal-semiconductor interface, this inversion layer plays the role of emitter n+ region. Sim...
Vehicular Ad-Hoc Networks (VANETs) is a novel technology that has recently emerged and due to its swift changing topology and high mobility nature, it has become problematic to design an efficient routing protocol in VANETs’ amongst both moving and stationary units. Also, the existing routing algorithms are not very effective to satisfy all requirements of VANETs. This paper explores the need o...
background: gap-junctional intercellular communication (gjic) is implicated in physicological processes and it is vitally important for granulosa cell (gc) differentiation and oocyte growth. we investigated the expression of connexin 43 (cx43), a gap junctional protein, in normal and androstenedione-induced polycystic ovary (pco), the effects of androstenedione on cx43 expression, gjic and prog...
Although night sweating is a common outpatient complaint medical, literature on this subject is scarce. Tuberculosis, brucellosis and lymphoma are diseases in which night sweating is a dominant symptom, but these are infrequently found to be the cause of night sweats in modern practice. While these diseases remain important diagnostic considerations in patients with night sweats, other diagnosi...
INTRODUCTION Domperidone is a dopamine D2-receptor antagonist developed as an antiemetic and prokinetic agent. Oral domperidone is not approved in the United States, but it is used in many countries to treat nausea and vomiting, gastroparesis and as a galactogogue (to promote lactation). The US Food and Drug Administration (FDA) have issued a warning about the cardiac safety of domperidone. A...
Congenital hearing loss with many genetic and environmental causes affects 1 in 1000 newborns. Mutations in the GJB2(Gap Junction Beta-2) gene encoding the gap junction protein connexin 26 have been established as the main cause of autosomal recessive non-syndromic hearing loss. The aim of this study was to study the frequency of one mutation (35delG) of GJB2 gene in Kerman non-syndromic deaf p...
We investigate adiabatic pumping current in a graphene based normal-insulator-superconductor (NIS) junction with Corbino disk structure. The adiabatic pumping current is generated by two electrostatic potentials, oscillating periodically and out of phase, applied to the insulating and superconducting regions. Using the extended Brouwer’s formula for the adiabatic pumping current, which is based...
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